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283 commits

Author SHA1 Message Date
Nikolaj Bjorner
7cb9e7381d fix build errors on ubuntu and gcc
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-05-01 02:35:57 -07:00
Nikolaj Bjorner
351cea1439 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-30 11:53:56 -07:00
Nikolaj Bjorner
21b0a4fcbb testing utvpi
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-30 11:53:10 -07:00
Nuno Lopes
f40df22ccc enable COI transformation in datalog mode
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-30 10:29:41 -07:00
Nikolaj Bjorner
fbe4af6336 add backward propagation transformation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-28 13:39:26 -07:00
Nikolaj Bjorner
e6d6c55df0 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-28 13:20:49 -07:00
Nikolaj Bjorner
4471d929f7 fix linking error in debug mode
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-28 13:20:31 -07:00
Nikolaj Bjorner
160a448823 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-28 12:51:58 -07:00
Nikolaj Bjorner
3ac7cbe1c5 fix build breaker
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-28 12:51:33 -07:00
Nikolaj Bjorner
8abdefef6d Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-28 12:48:10 -07:00
Nikolaj Bjorner
3f45782814 tidy up clp_context a bit
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 17:22:06 -07:00
Nikolaj Bjorner
80f2b70e78 fix header information
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 16:12:52 -07:00
Nikolaj Bjorner
d1938ce972 add simple bounded CLP backend
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 16:11:07 -07:00
Nikolaj Bjorner
65b52ba3e9 add simple bounded CLP backend
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 16:10:46 -07:00
Nikolaj Bjorner
8038c719fb optimize rule preprocessing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 14:40:20 -07:00
Nikolaj Bjorner
b644fb9875 optimize rule processing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 12:02:19 -07:00
Nikolaj Bjorner
c58b4f9a53 optimize rule processing
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-26 11:43:06 -07:00
Nikolaj Bjorner
83add2bd9b fix bugs reported by Filip Konecny <filip.konecny@epfl.ch> in PDR
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-25 13:39:11 -07:00
Nikolaj Bjorner
780ad7cc17 fix seg-fault caused by neglecting to inherit output predicate in slice
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-25 09:30:51 -07:00
Nikolaj Bjorner
4f9247a28a Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-24 20:04:01 -07:00
Nuno Lopes
f58e8e961d fix the build
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-23 14:59:19 -07:00
Nuno Lopes
9c230941cc [datalog] improve performance of smt2 frontend
- delay calls to make_annotations and process_costs untill needed
 - remove debug exception handler in join()

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-23 12:01:50 -07:00
Nuno Lopes
1917c909d8 delete garbage
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-23 11:28:09 -07:00
Nuno Lopes
12b092c45f [datalog] restore the old (linear) cycle breaker
force the compiler to use all preds as global deltas for correctness.  This is a temporary fix.

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-23 11:27:27 -07:00
Nuno Lopes
08eb85fe3d minor cleanup
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-23 10:02:44 -07:00
Nikolaj Bjorner
a1277a57ae resolved conflicts
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-23 10:01:50 -07:00
Nikolaj Bjorner
d849dbf21f remove pointer comparisons/hash
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-23 09:58:30 -07:00
Nuno Lopes
db653a6e68 [datalog] merge changes from the hassel branch
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-22 09:05:27 -07:00
Nikolaj Bjorner
4ceb228583 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-21 18:17:56 -07:00
Nikolaj Bjorner
0fbdd37e89 working on horn difference logic
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-21 18:17:49 -07:00
Nuno Lopes
7ce88d4da9 fix a few compilation warnings
- remove unused variables and class fields
 - add support for gcc 4.5 & clang's __builtin_unreachable
 - fix 2 bugs related to strict aliasing
 - remove a few unused function parameters

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-21 14:36:39 -07:00
Nikolaj Bjorner
17f0377c06 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-20 21:20:20 -07:00
Nuno Lopes
63ece8278d [datalog] improve compilation to reuse total tables, and to reduce cloning/deallocs.
this gives up to 40% in memory reduction and 10% speedup in test cases with many rules

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-18 11:23:21 -07:00
Nikolaj Bjorner
c78a2f5d20 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-17 16:50:51 -07:00
Nuno Lopes
51d3db8105 [dl] remove 2 uneeded fields from sparse_table::rename_fn
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-16 10:48:57 -07:00
Nuno Lopes
38823d6c79 [PDR] fix expansion of BV literals
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-16 08:16:02 -07:00
Nuno Lopes
1f5097cdaa [datalog] fix stratum cycle break for rules with multiple looping dependecies
e.g.
a -> b
b-> a
a -> a

this change makes the cycle breaker quadratic on the number of predicates. This should be revisited later

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-15 16:53:25 -07:00
Nikolaj Bjorner
58229f4c8e Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-11 17:47:16 -07:00
Nikolaj Bjorner
a054b099c1 Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-11 13:44:30 -07:00
Nikolaj Bjorner
18ea547cea compiler optimization and fixes to unit tests
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-11 13:44:23 -07:00
Nuno Lopes
cb31a294c8 use unsigned_vector where appropriate
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-11 08:50:04 -07:00
Nikolaj Bjorner
f988f8753a Merge branch 'unstable' of https://git01.codeplex.com/z3 into unstable 2013-04-10 20:06:28 -07:00
Nikolaj Bjorner
cdb90968e3 minor fixes to rel_context
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-10 20:06:21 -07:00
Nuno Lopes
2685c605e5 [datalog] fix a few bugs related with output predicates
(by me & Nikolaj)

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-10 16:37:47 -07:00
Nuno Lopes
14172d3fae fix crash in dl_interp_tail_simplifier when no transformation is performed
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-10 14:49:07 -07:00
Nikolaj Bjorner
6a36116b5c stash 2013-04-09 10:16:37 -07:00
Nikolaj Bjorner
9456f16a4c overhaul urle_set
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-09 10:15:20 -07:00
Nuno Lopes
90c808bde9 [datalog] fix memory leak in union instructions
the source operand was never cleaned up

Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-08 17:14:43 -07:00
Nikolaj Bjorner
8f46179def reorganization of rule_set structure
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-04-08 13:50:56 -07:00
Nuno Lopes
1ef17cbe67 add dl_context::has_facts(pred)
Signed-off-by: Nuno Lopes <t-nclaud@microsoft.com>
2013-04-05 18:12:58 -07:00